2111102211131 has 8 divisors (see below), whose sum is σ = 2147272934400. Its totient is φ = 2074944465640.

The previous prime is 2111102211103. The next prime is 2111102211139. The reversal of 2111102211131 is 1311122011112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2111102211131 - 2²² = 2111098016827 is a prime.

It is a super-2 number, since 2×2111102211131² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2111102211139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2916035 + ... + 3567276.

It is an arithmetic number, because the mean of its divisors is an integer number (268409116800).

Almost surely, 2^{2111102211131} is an apocalyptic number.

2111102211131 is a deficient number, since it is larger than the sum of its proper divisors (36170723269).

2111102211131 is an equidigital number, since it uses as much as digits as its factorization.

2111102211131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6488889.

The product of its (nonzero) digits is 24, while the sum is 17.

Adding to 2111102211131 its reverse (1311122011112), we get a palindrome (3422224222243).

The spelling of 2111102211131 in words is "two trillion, one hundred eleven billion, one hundred two million, two hundred eleven thousand, one hundred thirty-one".